An influencer is a normal person who can influence consumers to purchase a particular product by making a recommendation without being involved in actual transactions. They are often connected to key roles of media outlets, consumer groups, industry associations or community tribes.  They represent control of an audience segment that is important to your business. Some of them are opinion leaders and ambassadors of the brand as well. They are not simply marketing tools but social relationship assets.

Influencers in social media are people who have complete knowledge and expertise on a particular topic .they update their post on the regular basis about their particular topic on their preferred social media channels and generate large following of enthusiastic engaged people who pay close attention to their views.

Brands love social media influencers because they can create trends and encourage their followers to buy products they promote.